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Finding the Fourth Proportional to 259,353.04, 357,900.78 and 144,652.18

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Solution

The fourth proportional to 259,353.04, 357,900.78 and 144,652.18 is: 199,616.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,353.04 : 357,900.78 = 144,652.18 : x
  2. Step 2: Convert to fraction form
    259,353.04/357,900.78 = 144,652.18/x
  3. Step 3: Cross multiply
    259,353.04x = 357,900.78 × 144,652.18
  4. Step 4: Simplify right side
    259,353.04x = 51,771,128,050.70
  5. Step 5: Solve for x
    x = 51,771,128,050.70/259,353.04
  6. Step 6: Final answer
    x = 199,616.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.